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Metal Seated Ball Valve B21/22
Pressure rating:150LB~600LB
Size:2”~24
Standards:ANSI, GB, DIN
Temperature:-101℃-450℃
Technical Features:• Design Standards: ASME B16.34/API 6D
• Cast/Forge two/three piece body
• Fire Safe according to API 6FA
• With anti-static device
• DBB function
• Single/Double piston effect optional
• hardened surface for ball and seat, scraper design adopts on the seat with good wear resistance
• Sealing grade to ANSI VI, bi-directional
• Compliance with NACE MR0175 (optional)
• Connection mode: flange, BW
Main materials:Valve body: carbon steel, stainless steel, special alloy steel
Valve ball: stainless steel/special alloy steel + hardening treatment
Valve stem: stainless steel
Valve seat: stainless steel/special alloy steel + hardening treatment